#!/usr/bin/python import dbus bus = dbus.SystemBus() manager = dbus.Interface(bus.get_object('org.ofono', '/'), 'org.ofono.Manager') properties = manager.GetProperties() path = properties["Modems"][0] modem = dbus.Interface(bus.get_object('org.ofono', path), 'org.ofono.Modem') modem.SetProperty("Powered", dbus.Boolean(1))